Sinexcel PWS2-30P-NA

Battery inverter, ac-coupled battery inverter. 1 model, 30 kW AC at 480 V.

UL 1741 SBCEC listed · Jun 12, 2023

Rated AC power30 kW
CEC weighted efficiency95.5%

AC output (grid side)

CEC Grid Support Inverter List (Oct 7, 2026)

Rated AC power30 kW
CEC-measured continuous output29.9 kW
Grid voltage480 V
Phase3-phase 480 V

Efficiency

CEC Grid Support Inverter List (Oct 7, 2026) · NLR SAM inverter library

CEC weighted efficiency95.5%
Night-time standby (tare)36.02 W
Power to start converting293.2 W

CEC weighted efficiency is measured by an accredited lab at six power levels and three DC voltages — the number to compare between inverters.

Grid & smart-inverter certification

CEC Grid Support Inverter List (Oct 7, 2026)

UL 1741 SB (3rd ed.)Yes — TUV SUD America, certificate Feb 20, 2023
UL 1741 SA (SA8–SA13)No
Volt-VAr with reactive power priority (SA13)No
Freq-Watt / Volt-Watt (SA14–15)No
Disable permit service / limit active power (SA17–18)No
CSIP (IEEE 2030.5) conformanceNo
Monitor key data & scheduling (Rule 21 Phase 3)No
CEC listedJun 12, 2023

UL 1741 SB is required for new interconnections in California (Rule 21) since 2026.

Compare with similar 30 kW inverters

CEC Grid Support Inverter List (Oct 7, 2026) · building permits

Inverter	Power	CEC weighted eff.	DC test window	UL 1741 SB	Latest CEC	SoCal permits
Sinexcel PWS2-xxP-NA	30 kW–30 kW	95.5%	355–750 V	Yes	2023	0
Trystar OZPCS-RSxx-FB1	24 kW–40 kW	97.0%	400–820 V	Yes	2025	—
Trystar OZPCS-EP40-000	40 kW–40 kW	97.0%	550–820 V	Yes	2024	—
Trystar OZPCS-RS40-BB1	40 kW–40 kW	97.0%	550–820 V	Yes	2024	—
SMA STPSxxUS-20	27 kW–60 kW	98.0%	200–980 V	Yes	2024	—

Same type and grid voltage, power range covering this model; same fields from the same sources.

About Sinexcel

CEC Grid Support Inverter List (Oct 7, 2026)

ManufacturerSinexcel
Listed in CEC asShenzhen Sinexcel Electric Co., Ltd.
Models on CEC lists161

Other series

PWS1-xxxKTL-NA-8M1PWS1-xxxKTL-NA-8M8

Questions & answers

How efficient is the Sinexcel PWS2-xxP-NA?

The California Energy Commission lists a weighted efficiency of 95.5% for Sinexcel PWS2-xxP-NA models, measured at six power levels and three DC voltages.

Is the Sinexcel PWS2-xxP-NA certified to UL 1741 SB?

Yes — the CEC Grid Support Inverter List shows UL 1741 SB for all models.

Can the Sinexcel PWS2-xxP-NA be used with a battery?

The CEC lists it as a ac-coupled battery inverter.

What is the PWS2-30P-NA’s DC input voltage range?

CEC tested it at 355–750 V DC.

Sources

California Energy Commission — Grid Support Inverter List (solar and battery inverters), data as of Oct 7, 2026. Manufacturer-reported, confirmed by CEC against certificates and test reports.
NLR (formerly NREL) — System Advisor Model CEC inverter library (version 2026.7.3).
Building permits — Southern California permit portals. Equipment matched from permit descriptions.